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Finding the Fourth Proportional to 41,751.48, 62,621.16 and 13,672.65

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Solution

The fourth proportional to 41,751.48, 62,621.16 and 13,672.65 is: 20,506.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,751.48 : 62,621.16 = 13,672.65 : x
  2. Step 2: Convert to fraction form
    41,751.48/62,621.16 = 13,672.65/x
  3. Step 3: Cross multiply
    41,751.48x = 62,621.16 × 13,672.65
  4. Step 4: Simplify right side
    41,751.48x = 856,197,203.27
  5. Step 5: Solve for x
    x = 856,197,203.27/41,751.48
  6. Step 6: Final answer
    x = 20,506.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.